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| Patents for Upson Nut Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 285,738 | Sep. 25, 1883 | W.B. Edwards | Machine for Pointing Bolts | nut or bolt making machines | |
| 343,616 | Jun. 15, 1886 | H.A. Cowles, A.S. Upson | Square | squares | |
| 394,170 | Dec. 11, 1888 | C.H. Graham | Blank Feeder and Gripping Die for Bolt Turning Machines | nut or bolt making machines | |
| 410,710 | Sep. 10, 1889 | G. Karrmann | Plane Cutter Lateral Adjuster | bench planes | |
| 443,795 | Dec. 30, 1890 | W.R. Root | Sandpapering-machine | tool making machines | |